Covington's Maxi Laps are excellent units for grinding, shaping, and polishing small work pieces. All models have a cast aluminum body, quick-change aluminum heads (no hole), water manifold, pump, tubing, 1/3hp heavy duty motor with a carrying handle, instructions, and product guarantee. The aluminum head turns at 1410rpm.
Covington's 8" standard glass laps are an economical choice for grinding small glass pieces. The #5070 lap features Covington's signature silicon carbide system consisting of 1 each 100g and 400g silicon carbide sanding discs and a felt polishing disc each affixed to individual aluminum heads. The #5071 model features Covington's faster cutting diamond abrasive system featuring 1 each 220g and 1,200g diamond smoothing pads and a single felt disc each affixed to individual aluminum heads.
The #5074 and #5077 laps feature one aluminum head with a steel disc attached. The steel disc allows this unit to accept magnetic backed diamond accessories. The glass unit features a four step system of 1 each 100g nickel bond, 260g nickel bond, 325g resin bond, and synthetic felt discs. The lapidary system is the same with an additional 600g resin disc included.